diff options
101 files changed, 719 insertions, 276 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index a6d9bbe526bc..b4304d10f14e 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3131,6 +3131,7 @@ F: arch/arm/mach-bcm/ BROADCOM BCM2835 ARM ARCHITECTURE M: Eric Anholt <eric@anholt.net> M: Stefan Wahren <wahrenst@gmx.net> +L: bcm-kernel-feedback-list@broadcom.com L: linux-rpi-kernel@lists.infradead.org (moderated for non-subscribers) L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) T: git git://github.com/anholt/linux @@ -3160,6 +3161,7 @@ F: arch/arm/boot/dts/bcm953012* BROADCOM BCM53573 ARM ARCHITECTURE M: Rafał Miłecki <rafal@milecki.pl> +L: bcm-kernel-feedback-list@broadcom.com L: linux-arm-kernel@lists.infradead.org S: Maintained F: arch/arm/boot/dts/bcm53573* @@ -2,7 +2,7 @@ VERSION = 5 PATCHLEVEL = 2 SUBLEVEL = 0 -EXTRAVERSION = -rc5 +EXTRAVERSION = -rc6 NAME = Golden Lions # *DOCUMENTATION* diff --git a/arch/arm/boot/dts/gemini-dlink-dir-685.dts b/arch/arm/boot/dts/gemini-dlink-dir-685.dts index cfbfbc91a1e1..3613f05f8a80 100644 --- a/arch/arm/boot/dts/gemini-dlink-dir-685.dts +++ b/arch/arm/boot/dts/gemini-dlink-dir-685.dts @@ -20,7 +20,7 @@ }; chosen { - bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait"; + bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait consoleblank=300"; stdout-path = "uart0:19200n8"; }; diff --git a/arch/arm/boot/dts/gemini-dlink-dns-313.dts b/arch/arm/boot/dts/gemini-dlink-dns-313.dts index b12504e10f0b..360642a02a48 100644 --- a/arch/arm/boot/dts/gemini-dlink-dns-313.dts +++ b/arch/arm/boot/dts/gemini-dlink-dns-313.dts @@ -11,7 +11,7 @@ / { model = "D-Link DNS-313 1-Bay Network Storage Enclosure"; - compatible = "dlink,dir-313", "cortina,gemini"; + compatible = "dlink,dns-313", "cortina,gemini"; #address-cells = <1>; #size-cells = <1>; diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi index bbf010c73336..a7f6d1d58e20 100644 --- a/arch/arm/boot/dts/imx6ul.dtsi +++ b/arch/arm/boot/dts/imx6ul.dtsi @@ -358,7 +358,7 @@ pwm1: pwm@2080000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x02080000 0x4000>; - interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM1>, <&clks IMX6UL_CLK_PWM1>; clock-names = "ipg", "per"; @@ -369,7 +369,7 @@ pwm2: pwm@2084000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x02084000 0x4000>; - interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM2>, <&clks IMX6UL_CLK_PWM2>; clock-names = "ipg", "per"; @@ -380,7 +380,7 @@ pwm3: pwm@2088000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x02088000 0x4000>; - interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM3>, <&clks IMX6UL_CLK_PWM3>; clock-names = "ipg", "per"; @@ -391,7 +391,7 @@ pwm4: pwm@208c000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x0208c000 0x4000>; - interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM4>, <&clks IMX6UL_CLK_PWM4>; clock-names = "ipg", "per"; diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index 7ef442462ea4..40c11b6b217a 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -248,8 +248,8 @@ <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>, @@ -264,7 +264,6 @@ clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_MALI>; clock-names = "bus", "core"; operating-points-v2 = <&gpu_opp_table>; - switch-delay = <0xffff>; }; }; }; /* end of / */ diff --git a/arch/arm/boot/dts/meson8b.dtsi b/arch/arm/boot/dts/meson8b.dtsi index 800cd65fc50a..ec67f49116d9 100644 --- a/arch/arm/boot/dts/meson8b.dtsi +++ b/arch/arm/boot/dts/meson8b.dtsi @@ -163,23 +163,23 @@ opp-255000000 { opp-hz = /bits/ 64 <255000000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-364300000 { opp-hz = /bits/ 64 <364300000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-425000000 { opp-hz = /bits/ 64 <425000000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-510000000 { opp-hz = /bits/ 64 <510000000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-637500000 { opp-hz = /bits/ 64 <637500000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; turbo-mode; }; }; @@ -229,7 +229,6 @@ clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_MALI>; clock-names = "bus", "core"; operating-points-v2 = <&gpu_opp_table>; - switch-delay = <0xffff>; }; }; }; /* end of / */ diff --git a/arch/arm/mach-omap2/prm3xxx.c b/arch/arm/mach-omap2/prm3xxx.c index fd4a3bf27993..1b442b128569 100644 --- a/arch/arm/mach-omap2/prm3xxx.c +++ b/arch/arm/mach-omap2/prm3xxx.c @@ -430,7 +430,7 @@ static void omap3_prm_reconfigure_io_chain(void) * registers, and omap3xxx_prm_reconfigure_io_chain() must be called. * No return value. */ -static void __init omap3xxx_prm_enable_io_wakeup(void) +static void omap3xxx_prm_enable_io_wakeup(void) { if (prm_features & PRM_HAS_IO_WAKEUP) omap2_prm_set_mod_reg_bits(OMAP3430_EN_IO_MASK, WKUP_MOD, diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi index 4cdf84c63320..22a1c74dddf3 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi @@ -28,7 +28,7 @@ enable-method = "psci"; clocks = <&clockgen 1 0>; next-level-cache = <&l2>; - cpu-idle-states = <&CPU_PH20>; + cpu-idle-states = <&CPU_PW20>; }; cpu1: cpu@1 { @@ -38,7 +38,7 @@ enable-method = "psci"; clocks = <&clockgen 1 0>; next-level-cache = <&l2>; - cpu-idle-states = <&CPU_PH20>; + cpu-idle-states = <&CPU_PW20>; }; l2: l2-cache { @@ -53,13 +53,13 @@ */ entry-method = "arm,psci"; - CPU_PH20: cpu-ph20 { - compatible = "arm,idle-state"; - idle-state-name = "PH20"; - arm,psci-suspend-param = <0x00010000>; - entry-latency-us = <1000>; - exit-latency-us = <1000>; - min-residency-us = <3000>; + CPU_PW20: cpu-pw20 { + compatible = "arm,idle-state"; + idle-state-name = "PW20"; + arm,psci-suspend-param = <0x0>; + entry-latency-us = <2000>; + exit-latency-us = <2000>; + min-residency-us = <6000>; }; }; diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 4d583514258c..6bca5b082ea4 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -613,6 +613,7 @@ CONFIG_RTC_DRV_TEGRA=y CONFIG_RTC_DRV_IMX_SC=m CONFIG_RTC_DRV_XGENE=y CONFIG_DMADEVICES=y +CONFIG_FSL_EDMA=y CONFIG_DMA_BCM2835=m CONFIG_K3_DMA=y CONFIG_MV_XOR=y diff --git a/arch/csky/kernel/signal.c b/arch/csky/kernel/signal.c index 04a43cfd4e09..d47a3381aad8 100644 --- a/arch/csky/kernel/signal.c +++ b/arch/csky/kernel/signal.c @@ -39,6 +39,11 @@ static int save_fpu_state(struct sigcontext __user *sc) #endif struct rt_sigframe { + /* + * pad[3] is compatible with the same struct defined in + * gcc/libgcc/config/csky/linux-unwind.h + */ + int pad[3]; struct siginfo info; struct ucontext uc; }; diff --git a/arch/parisc/kernel/module.c b/arch/parisc/kernel/module.c index f241ded9239b..1f0f29a289d3 100644 --- a/arch/parisc/kernel/module.c +++ b/arch/parisc/kernel/module.c @@ -786,6 +786,10 @@ int apply_relocate_add(Elf_Shdr *sechdrs, /* 32-bit PC relative address */ *loc = val - dot - 8 + addend; break; + case R_PARISC_PCREL64: + /* 64-bit PC relative address */ + *loc64 = val - dot - 8 + addend; + break; case R_PARISC_DIR64: /* 64-bit effective address */ *loc64 = val + addend; diff --git a/arch/powerpc/include/asm/page.h b/arch/powerpc/include/asm/page.h index b8286a2013b4..0d52f57fca04 100644 --- a/arch/powerpc/include/asm/page.h +++ b/arch/powerpc/include/asm/page.h @@ -319,6 +319,13 @@ struct vm_area_struct; #endif /* __ASSEMBLY__ */ #include <asm/slice.h> +/* + * Allow 30-bit DMA for very limited Broadcom wifi chips on many powerbooks. + */ +#ifdef CONFIG_PPC32 +#define ARCH_ZONE_DMA_BITS 30 +#else #define ARCH_ZONE_DMA_BITS 31 +#endif #endif /* _ASM_POWERPC_PAGE_H */ diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S index 1d5f1bd0dacd..f255e22184b4 100644 --- a/arch/powerpc/kernel/head_32.S +++ b/arch/powerpc/kernel/head_32.S @@ -752,6 +752,7 @@ __secondary_start: stw r0,0(r3) /* load up the MMU */ + bl load_segment_registers bl load_up_mmu /* ptr to phys current thread */ diff --git a/arch/powerpc/kernel/head_booke.h b/arch/powerpc/kernel/head_booke.h index bfeb469e8106..2ae635df9026 100644 --- a/arch/powerpc/kernel/head_booke.h +++ b/arch/powerpc/kernel/head_booke.h @@ -83,7 +83,7 @@ END_BTB_FLUSH_SECTION SAVE_4GPRS(3, r11); \ SAVE_2GPRS(7, r11) -.macro SYSCALL_ENTRY trapno intno +.macro SYSCALL_ENTRY trapno intno srr1 mfspr r10, SPRN_SPRG_THREAD #ifdef CONFIG_KVM_BOOKE_HV BEGIN_FTR_SECTION @@ -94,7 +94,7 @@ BEGIN_FTR_SECTION mfspr r11, SPRN_SRR1 mtocrf 0x80, r11 /* check MSR[GS] without clobbering reg */ bf 3, 1975f - b kvmppc_handler_BOOKE_INTERRUPT_\intno\()_SPRN_SRR1 + b kvmppc_handler_\intno\()_\srr1 1975: mr r12, r13 lwz r13, THREAD_NORMSAVE(2)(r10) @@ -145,9 +145,9 @@ ALT_FTR_SECTION_END_IFSET(CPU_FTR_EMB_HV) tophys(r11,r11) addi r11,r11,global_dbcr0@l #ifdef CONFIG_SMP - lwz r9,TASK_CPU(r2) - slwi r9,r9,3 - add r11,r11,r9 + lwz r10, TASK_CPU(r2) + slwi r10, r10, 3 + add r11, r11, r10 #endif lwz r12,0(r11) mtspr SPRN_DBCR0,r12 diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index 0bf4651380f3..adf0505dbe02 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -409,7 +409,7 @@ interrupt_base: /* System Call Interrupt */ START_EXCEPTION(SystemCall) - SYSCALL_ENTRY 0xc00 SYSCALL + SYSCALL_ENTRY 0xc00 BOOKE_INTERRUPT_SYSCALL SPRN_SRR1 /* Auxiliary Processor Unavailable Interrupt */ EXCEPTION(0x2900, AP_UNAVAIL, AuxillaryProcessorUnavailable, \ diff --git a/arch/powerpc/kvm/book3s_hv_builtin.c b/arch/powerpc/kvm/book3s_hv_builtin.c index 41f93dbcd29f..cb05ccc8bc6a 100644 --- a/arch/powerpc/kvm/book3s_hv_builtin.c +++ b/arch/powerpc/kvm/book3s_hv_builtin.c @@ -830,6 +830,7 @@ static void flush_guest_tlb(struct kvm *kvm) } } asm volatile("ptesync": : :"memory"); + asm volatile(PPC_INVALIDATE_ERAT : : :"memory"); } void kvmppc_check_need_tlb_flush(struct kvm *kvm, int pcpu, diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S index d885a5831daa..337e64468d78 100644 --- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S +++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S @@ -2500,17 +2500,28 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S) LOAD_REG_ADDR(r11, dawr_force_enable) lbz r11, 0(r11) cmpdi r11, 0 + bne 3f li r3, H_HARDWARE - beqlr + blr +3: /* Emulate H_SET_DABR/X on P8 for the sake of compat mode guests */ rlwimi r5, r4, 5, DAWRX_DR | DAWRX_DW rlwimi r5, r4, 2, DAWRX_WT clrrdi r4, r4, 3 std r4, VCPU_DAWR(r3) std r5, VCPU_DAWRX(r3) + /* + * If came in through the real mode hcall handler then it is necessary + * to write the registers since the return path won't. Otherwise it is + * sufficient to store then in the vcpu struct as they will be loaded + * next time the vcpu is run. + */ + mfmsr r6 + andi. r6, r6, MSR_DR /* in real mode? */ + bne 4f mtspr SPRN_DAWR, r4 mtspr SPRN_DAWRX, r5 - li r3, 0 +4: li r3, 0 blr _GLOBAL(kvmppc_h_cede) /* r3 = vcpu pointer, r11 = msr, r13 = paca */ diff --git a/arch/powerpc/mm/book3s64/mmu_context.c b/arch/powerpc/mm/book3s64/mmu_context.c index bb70391401f7..794404d50a85 100644 --- a/arch/powerpc/mm/book3s64/mmu_context.c +++ b/arch/powerpc/mm/book3s64/mmu_context.c @@ -50,20 +50,52 @@ EXPORT_SYMBOL_GPL(hash__alloc_context_id); void slb_setup_new_exec(void); +static int realloc_context_ids(mm_context_t *ctx) +{ + int i, id; + + /* + * id 0 (aka. ctx->id) is special, we always allocate a new one, even if + * there wasn't one allocated previously (which happens in the exec + * case where ctx is newly allocated). + * + * We have to be a bit careful here. We must keep the existing ids in + * the array, so that we can test if they're non-zero to decide if we + * need to allocate a new one. However in case of error we must free the + * ids we've allocated but *not* any of the existing ones (or risk a + * UAF). That's why we decrement i at the start of the error handling + * loop, to skip the id that we just tested but couldn't reallocate. + */ + for (i = 0; i < ARRAY_SIZE(ctx->extended_id); i++) { + if (i == 0 || ctx->extended_id[i]) { + id = hash__alloc_context_id(); + if (id < 0) + goto error; + + ctx->extended_id[i] = id; + } + } + + /* The caller expects us to return id */ + return ctx->id; + +error: + for (i--; i >= 0; i--) { + if (ctx->extended_id[i]) + ida_free(&mmu_context_ida, ctx->extended_id[i]); + } + + return id; +} + static int hash__init_new_context(struct mm_struct *mm) { int index; - index = hash__alloc_context_id(); - if (index < 0) - return index; - mm->context.hash_context = kmalloc(sizeof(struct hash_mm_context), GFP_KERNEL); - if (!mm->context.hash_context) { - ida_free(&mmu_context_ida, index); + if (!mm->context.hash_context) return -ENOMEM; - } /* * The old code would re-promote on fork, we don't do that when using @@ -91,13 +123,20 @@ static int hash__init_new_context(struct mm_struct *mm) mm->context.hash_context->spt = kmalloc(sizeof(struct subpage_prot_table), GFP_KERNEL); if (!mm->context.hash_context->spt) { - ida_free(&mmu_context_ida, index); kfree(mm->context.hash_context); return -ENOMEM; } } #endif + } + index = realloc_context_ids(&mm->context); + if (index < 0) { +#ifdef CONFIG_PPC_SUBPAGE_PROT + kfree(mm->context.hash_context->spt); +#endif + kfree(mm->context.hash_context); + return index; } pkey_mm_init(mm); diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index cba29131bccc..2540d3b2588c 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -248,7 +248,8 @@ void __init paging_init(void) (long int)((top_of_ram - total_ram) >> 20)); #ifdef CONFIG_ZONE_DMA - max_zone_pfns[ZONE_DMA] = min(max_low_pfn, 0x7fffffffUL >> PAGE_SHIFT); + max_zone_pfns[ZONE_DMA] = min(max_low_pfn, + ((1UL << ARCH_ZONE_DMA_BITS) - 1) >> PAGE_SHIFT); #endif max_zone_pfns[ZONE_NORMAL] = max_low_pfn; #ifdef CONFIG_HIGHMEM diff --git a/arch/powerpc/platforms/powermac/Kconfig b/arch/powerpc/platforms/powermac/Kconfig index f834a19ed772..c02d8c503b29 100644 --- a/arch/powerpc/platforms/powermac/Kconfig +++ b/arch/powerpc/platforms/powermac/Kconfig @@ -7,6 +7,7 @@ config PPC_PMAC select PPC_INDIRECT_PCI if PPC32 select PPC_MPC106 if PPC32 select PPC_NATIVE + select ZONE_DMA if PPC32 default y config PPC_PMAC64 diff --git a/drivers/auxdisplay/cfag12864bfb.c b/drivers/auxdisplay/cfag12864bfb.c index 40c8a552a478..4074886b7bc8 100644 --- a/drivers/auxdisplay/cfag12864bfb.c +++ b/drivers/auxdisplay/cfag12864bfb.c @@ -52,8 +52,9 @@ static const struct fb_var_screeninfo cfag12864bfb_var = { static int cfag12864bfb_mmap(struct fb_info *info, struct vm_area_struct *vma) { - return vm_insert_page(vma, vma->vm_start, - virt_to_page(cfag12864b_buffer)); + struct page *pages = virt_to_page(cfag12864b_buffer); + + return vm_map_pages_zero(vma, &pages, 1); } static struct fb_ops cfag12864bfb_ops = { diff --git a/drivers/auxdisplay/ht16k33.c b/drivers/auxdisplay/ht16k33.c index 21393ec3b9a4..9c0bb771751d 100644 --- a/drivers/auxdisplay/ht16k33.c +++ b/drivers/auxdisplay/ht16k33.c @@ -223,9 +223,9 @@ static const struct backlight_ops ht16k33_bl_ops = { static int ht16k33_mmap(struct fb_info *info, struct vm_area_struct *vma) { struct ht16k33_priv *priv = info->par; + struct page *pages = virt_to_page(priv->fbdev.buffer); - return vm_insert_page(vma, vma->vm_start, - virt_to_page(priv->fbdev.buffer)); + return vm_map_pages_zero(vma, &pages, 1); } static struct fb_ops ht16k33_fb_ops = { diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index aa51756fd4d6..87b410d6e51d 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -368,7 +368,7 @@ static struct clk_core *clk_core_get(struct clk_core *core, u8 p_index) const char *dev_id = dev ? dev_name(dev) : NULL; struct device_node *np = core->of_node; - if (np && index >= 0) + if (np && (name || index >= 0)) hw = of_clk_get_hw(np, index, name); /* diff --git a/drivers/clk/meson/g12a.c b/drivers/clk/meson/g12a.c index 739f64fdf1e3..206fafd299ea 100644 --- a/drivers/clk/meson/g12a.c +++ b/drivers/clk/meson/g12a.c @@ -2734,8 +2734,8 @@ static struct clk_hw_onecell_data g12a_hw_onecell_data = { [CLKID_MALI_1_DIV] = &g12a_mali_1_div.hw, [CLKID_MALI_1] = &g12a_mali_1.hw, [CLKID_MALI] = &g12a_mali.hw, - [CLKID_MPLL_5OM_DIV] = &g12a_mpll_50m_div.hw, - [CLKID_MPLL_5OM] = &g12a_mpll_50m.hw, + [CLKID_MPLL_50M_DIV] = &g12a_mpll_50m_div.hw, + [CLKID_MPLL_50M] = &g12a_mpll_50m.hw, [CLKID_SYS_PLL_DIV16_EN] = &g12a_sys_pll_div16_en.hw, [CLKID_SYS_PLL_DIV16] = &g12a_sys_pll_div16.hw, [CLKID_CPU_CLK_DYN0_SEL] = &g12a_cpu_clk_premux0.hw, diff --git a/drivers/clk/meson/g12a.h b/drivers/clk/meson/g12a.h index 39c41af70804..bcc05cd9882f 100644 --- a/drivers/clk/meson/g12a.h +++ b/drivers/clk/meson/g12a.h @@ -166,7 +166,7 @@ #define CLKID_HDMI_DIV 167 #define CLKID_MALI_0_DIV 170 #define CLKID_MALI_1_DIV 173 -#define CLKID_MPLL_5OM_DIV 176 +#define CLKID_MPLL_50M_DIV 176 #define CLKID_SYS_PLL_DIV16_EN 178 #define CLKID_SYS_PLL_DIV16 179 #define CLKID_CPU_CLK_DYN0_SEL 180 diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c index 37cf0f01bb5d..62cd3a7f1f65 100644 --- a/drivers/clk/meson/meson8b.c +++ b/drivers/clk/meson/meson8b.c @@ -1761,7 +1761,7 @@ static struct clk_regmap meson8m2_gp_pll = { }, }; -static const char * const mmeson8b_vpu_0_1_parent_names[] = { +static const char * const meson8b_vpu_0_1_parent_names[] = { "fclk_div4", "fclk_div3", "fclk_div5", "fclk_div7" }; @@ -1778,8 +1778,8 @@ static struct clk_regmap meson8b_vpu_0_sel = { .hw.init = &(struct clk_init_data){ .name = "vpu_0_sel", .ops = &clk_regmap_mux_ops, - .parent_names = mmeson8b_vpu_0_1_parent_names, - .num_parents = ARRAY_SIZE(mmeson8b_vpu_0_1_parent_names), + .parent_names = meson8b_vpu_0_1_parent_names, + .num_parents = ARRAY_SIZE(meson8b_vpu_0_1_parent_names), .flags = CLK_SET_RATE_PARENT, }, }; @@ -1837,8 +1837,8 @@ static struct clk_regmap meson8b_vpu_1_sel = { .hw.init = &(struct clk_init_data){ .name = "vpu_1_sel", .ops = &clk_regmap_mux_ops, - .parent_names = mmeson8b_vpu_0_1_parent_names, - .num_parents = ARRAY_SIZE(mmeson8b_vpu_0_1_parent_names), + .parent_names = meson8b_vpu_0_1_parent_names, + .num_parents = ARRAY_SIZE(meson8b_vpu_0_1_parent_names), .flags = CLK_SET_RATE_PARENT, }, }; diff --git a/drivers/clk/socfpga/clk-s10.c b/drivers/clk/socfpga/clk-s10.c index 8281dfbf38c2..5bed36e12951 100644 --- a/drivers/clk/socfpga/clk-s10.c +++ b/drivers/clk/socfpga/clk-s10.c @@ -103,9 +103,9 @@ static const struct stratix10_perip_cnt_clock s10_main_perip_cnt_clks[] = { { STRATIX10_NOC_CLK, "noc_clk", NULL, noc_mux, ARRAY_SIZE(noc_mux), 0, 0, 0, 0x3C, 1}, { STRATIX10_EMAC_A_FREE_CLK, "emaca_free_clk", NULL, emaca_free_mux, ARRAY_SIZE(emaca_free_mux), - 0, 0, 4, 0xB0, 0}, + 0, 0, 2, 0xB0, 0}, { STRATIX10_EMAC_B_FREE_CLK, "emacb_free_clk", NULL, emacb_free_mux, ARRAY_SIZE(emacb_free_mux), - 0, 0, 4, 0xB0, 1}, + 0, 0, 2, 0xB0, 1}, { STRATIX10_EMAC_PTP_FREE_CLK, "emac_ptp_free_clk", NULL, emac_ptp_free_mux, ARRAY_SIZE(emac_ptp_free_mux), 0, 0, 4, 0xB0, 2}, { STRATIX10_GPIO_DB_FREE_CLK, "gpio_db_free_clk", NULL, gpio_db_free_mux, diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c index e1ba62d2b1a0..ac1d27a8c650 100644 --- a/drivers/clk/tegra/clk-tegra210.c +++ b/drivers/clk/tegra/clk-tegra210.c @@ -3366,6 +3366,8 @@ static struct tegra_clk_init_table init_table[] __initdata = { { TEGRA210_CLK_I2S3_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 }, { TEGRA210_CLK_I2S4_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 }, { TEGRA210_CLK_VIMCLK_SYNC, TEGRA210_CLK_CLK_MAX, 24576000, 0 }, + { TEGRA210_CLK_HDA, TEGRA210_CLK_PLL_P, 51000000, 0 }, + { TEGRA210_CLK_HDA2CODEC_2X, TEGRA210_CLK_PLL_P, 48000000, 0 }, /* This MUST be the last entry. */ { TEGRA210_CLK_CLK_MAX, TEGRA210_CLK_CLK_MAX, 0, 0 }, }; diff --git a/drivers/clk/ti/clkctrl.c b/drivers/clk/ti/clkctrl.c index 8e834317c97d..975995eea15c 100644 --- a/drivers/clk/ti/clkctrl.c +++ b/drivers/clk/ti/clkctrl.c @@ -229,6 +229,7 @@ static struct clk_hw *_ti_omap4_clkctrl_xlate(struct of_phandle_args *clkspec, { struct omap_clkctrl_provider *provider = data; struct omap_clkctrl_clk *entry; + bool found = false; if (clkspec->args_count != 2) return ERR_PTR(-EINVAL); @@ -238,11 +239,13 @@ static struct clk_hw *_ti_omap4_clkctrl_xlate(struct of_phandle_args *clkspec, list_for_each_entry(entry, &provider->clocks, node) { if (entry->reg_offset == clkspec->args[0] && - entry->bit_offset == clkspec->args[1]) + entry->bit_offset == clkspec->args[1]) { + found = true; break; + } } - if (!entry) + if (!found) return ERR_PTR(-EINVAL); return entry->clk; diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index eac0c54c5970..b032d3899fa3 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -80,6 +80,7 @@ #define HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP 0x1220 #define HID_DEVICE_ID_ALPS_U1 0x1215 #define HID_DEVICE_ID_ALPS_T4_BTNLESS 0x120C +#define HID_DEVICE_ID_ALPS_1222 0x1222 #define USB_VENDOR_ID_AMI 0x046b @@ -269,6 +270,7 @@ #define USB_DEVICE_ID_CHICONY_MULTI_TOUCH 0xb19d #define USB_DEVICE_ID_CHICONY_WIRELESS 0x0618 #define USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE 0x1053 +#define USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE2 0x0939 #define USB_DEVICE_ID_CHICONY_WIRELESS2 0x1123 #define USB_DEVICE_ID_ASUS_AK1D 0x1125 #define USB_DEVICE_ID_CHICONY_TOSHIBA_WT10A 0x1408 @@ -569,6 +571,7 @@ #define USB_VENDOR_ID_HUION 0x256c #define USB_DEVICE_ID_HUION_TABLET 0x006e +#define USB_DEVICE_ID_HUION_HS64 0x006d #define USB_VENDOR_ID_IBM 0x04b3 #define USB_DEVICE_ID_IBM_SCROLLPOINT_III 0x3100 diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index e564bff86515..bfcf2ee58d14 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -30,6 +30,7 @@ #define REPORT_ID_HIDPP_SHORT 0x10 #define REPORT_ID_HIDPP_LONG 0x11 +#define REPORT_ID_HIDPP_VERY_LONG 0x12 #define HIDPP_REPORT_SHORT_LENGTH 7 #define HIDPP_REPORT_LONG_LENGTH 20 @@ -1242,7 +1243,8 @@ static int logi_dj_ll_raw_request(struct hid_device *hid, int ret; if ((buf[0] == REPORT_ID_HIDPP_SHORT) || - (buf[0] == REPORT_ID_HIDPP_LONG)) { + (buf[0] == REPORT_ID_HIDPP_LONG) || + (buf[0] == REPORT_ID_HIDPP_VERY_LONG)) { if (count < 2) return -EINVAL; diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 5df5dd56ecc8..b603c14d043b 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -1776,6 +1776,10 @@ static const struct hid_device_id mt_devices[] = { HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, USB_VENDOR_ID_ALPS_JP, HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP) }, + { .driver_data = MT_CLS_WIN_8_DUAL, + HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, + USB_VENDOR_ID_ALPS_JP, + HID_DEVICE_ID_ALPS_1222) }, /* Lenovo X1 TAB Gen 2 */ { .driver_data = MT_CLS_WIN_8_DUAL, diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c index e5ca6fe2ca57..671a285724f9 100644 --- a/drivers/hid/hid-quirks.c +++ b/drivers/hid/hid-quirks.c @@ -42,6 +42,7 @@ static const struct hid_device_id hid_quirks[] = { { HID_USB_DEVICE(USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM), HID_QUIRK_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_MULTI_TOUCH), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE), HID_QUIRK_ALWAYS_POLL }, + { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_PIXART_USB_OPTICAL_MOUSE2), HID_QUIRK_ALWAYS_POLL }, { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_CHIC, USB_DEVICE_ID_CHIC_GAMEPAD), HID_QUIRK_BADPAD }, { HID_USB_DEVICE(USB_VENDOR_ID_CH, USB_DEVICE_ID_CH_3AXIS_5BUTTON_STICK), HID_QUIRK_NOGET }, diff --git a/drivers/hid/hid-uclogic-core.c b/drivers/hid/hid-uclogic-core.c index 8fe02d81265d..914fb527ae7a 100644 --- a/drivers/hid/hid-uclogic-core.c +++ b/drivers/hid/hid-uclogic-core.c @@ -369,6 +369,8 @@ static const struct hid_device_id uclogic_devices[] = { USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) }, { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) }, + { HID_USB_DEVICE(USB_VENDOR_ID_HUION, + USB_DEVICE_ID_HUION_HS64) }, { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_HUION_TABLET) }, { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, diff --git a/drivers/hid/hid-uclogic-params.c b/drivers/hid/hid-uclogic-params.c index 0187c9f8fc22..273d784fff66 100644 --- a/drivers/hid/hid-uclogic-params.c +++ b/drivers/hid/hid-uclogic-params.c @@ -977,6 +977,8 @@ int uclogic_params_init(struct uclogic_params *params, /* FALL THROUGH */ case VID_PID(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET): + case VID_PID(USB_VENDOR_ID_HUION, + USB_DEVICE_ID_HUION_HS64): case VID_PID(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_HUION_TABLET): case VID_PID(USB_VENDOR_ID_UCLOGIC, diff --git a/drivers/hid/intel-ish-hid/ishtp-fw-loader.c b/drivers/hid/intel-ish-hid/ishtp-fw-loader.c index 22ba21457035..aa2dbed30fc3 100644 --- a/drivers/hid/intel-ish-hid/ishtp-fw-loader.c +++ b/drivers/hid/intel-ish-hid/ishtp-fw-loader.c @@ -816,9 +816,9 @@ static int load_fw_from_host(struct ishtp_cl_data *client_data) goto end_err_fw_release; release_firmware(fw); - kfree(filename); dev_info(cl_data_to_dev(client_data), "ISH firmware %s loaded\n", filename); + kfree(filename); return 0; end_err_fw_release: diff --git a/drivers/hid/intel-ish-hid/ishtp-hid-client.c b/drivers/hid/intel-ish-hid/ishtp-hid-client.c index c0487b34d2cf..6ba944b40fdb 100644 --- a/drivers/hid/intel-ish-hid/ishtp-hid-client.c +++ b/drivers/hid/intel-ish-hid/ishtp-hid-client.c @@ -891,7 +891,7 @@ static int hid_ishtp_cl_reset(struct ishtp_cl_device *cl_device) */ static int hid_ishtp_cl_suspend(struct device *device) { - struct ishtp_cl_device *cl_device = dev_get_drvdata(device); + struct ishtp_cl_device *cl_device = ishtp_dev_to_cl_device(device); struct ishtp_cl *hid_ishtp_cl = ishtp_get_drvdata(cl_device); struct ishtp_cl_data *client_data = ishtp_get_client_data(hid_ishtp_cl); @@ -912,7 +912,7 @@ static int hid_ishtp_cl_suspend(struct device *device) */ static int hid_ishtp_cl_resume(struct device *device) { - struct ishtp_cl_device *cl_device = dev_get_drvdata(device); + struct ishtp_cl_device *cl_device = ishtp_dev_to_cl_device(device); struct ishtp_cl *hid_ishtp_cl = ishtp_get_drvdata(cl_device); struct ishtp_cl_data *client_data = ishtp_get_client_data(hid_ishtp_cl); diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c b/drivers/hid/intel-ish-hid/ishtp/bus.c index 794e700d65f7..c47c3328a0f4 100644 --- a/drivers/hid/intel-ish-hid/ishtp/bus.c +++ b/drivers/hid/intel-ish-hid/ishtp/bus.c @@ -471,7 +471,6 @@ static struct ishtp_cl_device *ishtp_bus_add_device(struct ishtp_device *dev, } ishtp_device_ready = true; - dev_set_drvdata(&device->dev, device); return device; } @@ -640,6 +639,20 @@ void *ishtp_get_drvdata(struct ishtp_cl_device *cl_device) EXPORT_SYMBOL(ishtp_get_drvdata); /** + * ishtp_dev_to_cl_device() - get ishtp_cl_device instance from device instance + * @device: device instance + * + * Get ish_cl_device instance which embeds device instance in it. + * + * Return: pointer to ishtp_cl_device instance + */ +struct ishtp_cl_device *ishtp_dev_to_cl_device(struct device *device) +{ + return to_ishtp_cl_device(device); +} +EXPORT_SYMBOL(ishtp_dev_to_cl_device); + +/** * ishtp_bus_new_client() - Create a new client * @dev: ISHTP device instance * diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 56297298d6ee..162b3236e72c 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2504,7 +2504,6 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, } } - spin_lock(&iommu->lock); spin_lock_irqsave(&device_domain_lock, flags); if (dev) found = find_domain(dev); @@ -2520,16 +2519,17 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, if (found) { spin_unlock_irqrestore(&device_domain_lock, flags); - spin_unlock(&iommu->lock); free_devinfo_mem(info); /* Caller must free the original domain */ return found; } + spin_lock(&iommu->lock); ret = domain_attach_iommu(domain, iommu); + spin_unlock(&iommu->lock); + if (ret) { spin_unlock_irqrestore(&device_domain_lock, flags); - spin_unlock(&iommu->lock); free_devinfo_mem(info); return NULL; } @@ -2539,7 +2539,6 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, if (dev) dev->archdata.iommu = info; spin_unlock_irqrestore(&device_domain_lock, flags); - spin_unlock(&iommu->lock); /* PASID table is mandatory for a PCI device in scalable mode. */ if (dev && dev_is_pci(dev) && sm_supported(iommu)) { diff --git a/drivers/md/dm-init.c b/drivers/md/dm-init.c index 352e803f566e..728733a514c7 100644 --- a/drivers/md/dm-init.c +++ b/drivers/md/dm-init.c @@ -140,8 +140,8 @@ static char __init *dm_parse_table_entry(struct dm_device *dev, char *str) return ERR_PTR(-EINVAL); } /* target_args */ - dev->target_args_array[n] = kstrndup(field[3], GFP_KERNEL, - DM_MAX_STR_SIZE); + dev->target_args_array[n] = kstrndup(field[3], DM_MAX_STR_SIZE, + GFP_KERNEL); if (!dev->target_args_array[n]) return ERR_PTR(-ENOMEM); @@ -272,10 +272,10 @@ static int __init dm_init_init(void) return 0; if (strlen(create) >= DM_MAX_STR_SIZE) { - DMERR("Argument is too big. Limit is %d\n", DM_MAX_STR_SIZE); + DMERR("Argument is too big. Limit is %d", DM_MAX_STR_SIZE); return -EINVAL; } - str = kstrndup(create, GFP_KERNEL, DM_MAX_STR_SIZE); + str = kstrndup(create, DM_MAX_STR_SIZE, GFP_KERNEL); if (!str) return -ENOMEM; @@ -283,7 +283,7 @@ static int __init dm_init_init(void) if (r) goto out; - DMINFO("waiting for all devices to be available before creating mapped devices\n"); + DMINFO("waiting for all devices to be available before creating mapped devices"); wait_for_device_probe(); list_for_each_entry(dev, &devices, list) { diff --git a/drivers/md/dm-log-writes.c b/drivers/md/dm-log-writes.c index 9ea2b0291f20..e549392e0ea5 100644 --- a/drivers/md/dm-log-writes.c +++ b/drivers/md/dm-log-writes.c @@ -60,6 +60,7 @@ #define WRITE_LOG_VERSION 1ULL #define WRITE_LOG_MAGIC 0x6a736677736872ULL +#define WRITE_LOG_SUPER_SECTOR 0 /* * The disk format for this is braindead simple. @@ -115,6 +116,7 @@ struct log_writes_c { struct list_head logging_blocks; wait_queue_head_t wait; struct task_struct *log_kthread; + struct completion super_done; }; struct pending_block { @@ -180,6 +182,14 @@ static void log_end_io(struct bio *bio) bio_put(bio); } +static void log_end_super(struct bio *bio) +{ + struct log_writes_c *lc = bio->bi_private; + + complete(&lc->super_done); + log_end_io(bio); +} + /* * Meant to be called if there is an error, it will free all the pages * associated with the block. @@ -215,7 +225,8 @@ static int write_metadata(struct log_writes_c *lc, void *entry, bio->bi_iter.bi_size = 0; bio->bi_iter.bi_sector = sector; bio_set_dev(bio, lc->logdev->bdev); - bio->bi_end_io = log_end_io; + bio->bi_end_io = (sector == WRITE_LOG_SUPER_SECTOR) ? + log_end_super : log_end_io; bio->bi_private = lc; bio_set_op_attrs(bio, REQ_OP_WRITE, 0); @@ -418,11 +429,18 @@ static int log_super(struct log_writes_c *lc) super.nr_entries = cpu_to_le64(lc->logged_entries); super.sectorsize = cpu_to_le32(lc->sectorsize); - if (write_metadata(lc, &super, sizeof(super), NULL, 0, 0)) { + if (write_metadata(lc, &super, sizeof(super), NULL, 0, + WRITE_LOG_SUPER_SECTOR)) { DMERR("Couldn't write super"); return -1; } + /* + * Super sector should be writen in-order, otherwise the + * nr_entries could be rewritten incorrectly by an old bio. + */ + wait_for_completion_io(&lc->super_done); + return 0; } @@ -531,6 +549,7 @@ static int log_writes_ctr(struct dm_target *ti, unsigned int argc, char **argv) INIT_LIST_HEAD(&lc->unflushed_blocks); INIT_LIST_HEAD(&lc->logging_blocks); init_waitqueue_head(&lc->wait); + init_completion(&lc->super_done); atomic_set(&lc->io_blocks, 0); atomic_set(&lc->pending_blocks, 0); diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 350cf0451456..ec8b27e20de3 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -561,7 +561,7 @@ static char **realloc_argv(unsigned *size, char **old_argv) gfp = GFP_NOIO; } argv = kmalloc_array(new_size, sizeof(*argv), gfp); - if (argv) { + if (argv && old_argv) { memcpy(argv, old_argv, *size * sizeof(*argv)); *size = new_size; } diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c index 720d06531aa3..ea24ff0612e3 100644 --- a/drivers/md/dm-verity-target.c +++ b/drivers/md/dm-verity-target.c @@ -235,8 +235,8 @@ static int verity_handle_err(struct dm_verity *v, enum verity_block_type type, BUG(); } - DMERR("%s: %s block %llu is corrupted", v->data_dev->name, type_str, - block); + DMERR_LIMIT("%s: %s block %llu is corrupted", v->data_dev->name, + type_str, block); if (v->corrupted_errs == DM_VERITY_MAX_CORRUPTED_ERRS) DMERR("%s: reached maximum errors", v->data_dev->name); diff --git a/drivers/mfd/stmfx.c b/drivers/mfd/stmfx.c index fe8efba2d45f..857991cb3cbb 100644 --- a/drivers/mfd/stmfx.c +++ b/drivers/mfd/stmfx.c @@ -204,12 +204,11 @@ static struct irq_chip stmfx_irq_chip = { static irqreturn_t stmfx_irq_handler(int irq, void *data) { struct stmfx *stmfx = data; - unsigned long n, pending; - u32 ack; - int ret; + unsigned long bits; + u32 pending, ack; + int n, ret; - ret = regmap_read(stmfx->map, STMFX_REG_IRQ_PENDING, - (u32 *)&pending); + ret = regmap_read(stmfx->map, STMFX_REG_IRQ_PENDING, &pending); if (ret) return IRQ_NONE; @@ -224,7 +223,8 @@ static irqreturn_t stmfx_irq_handler(int irq, void *data) return IRQ_NONE; } - for_each_set_bit(n, &pending, STMFX_REG_IRQ_SRC_MAX) + bits = pending; + for_each_set_bit(n, &bits, STMFX_REG_IRQ_SRC_MAX) handle_nested_irq(irq_find_mapping(stmfx->irq_domain, n)); return IRQ_HANDLED; diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index b5b68aa16eb3..6eb131292eb2 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -4662,7 +4662,6 @@ static int nand_detect(struct nand_chip *chip, struct nand_flash_dev *type) memorg = nanddev_get_memorg(&chip->base); memorg->planes_per_lun = 1; memorg->luns_per_target = 1; - memorg->ntargets = 1; /* * Reset the chip, required by some chips (e.g. Micron MT29FxGxxxxx) @@ -5027,6 +5026,8 @@ static int nand_scan_ident(struct nand_chip *chip, unsigned int maxchips, if (ret) return ret; + memorg->ntargets = maxchips; + /* Read the flash type */ ret = nand_detect(chip, table); if (ret) { diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index 73172d7f512b..0c2ec1c21434 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -1636,6 +1636,95 @@ static int sr2_bit7_quad_enable(struct spi_nor *nor) return 0; } +/** + * spi_nor_clear_sr_bp() - clear the Status Register Block Protection bits. + * @nor: pointer to a 'struct spi_nor' + * + * Read-modify-write function that clears the Block Protection bits from the + * Status Register without affecting other bits. + * + * Return: 0 on success, -errno otherwise. + */ +static int spi_nor_clear_sr_bp(struct spi_nor *nor) +{ + int ret; + u8 mask = SR_BP2 | SR_BP1 | SR_BP0; + + ret = read_sr(nor); + if (ret < 0) { + dev_err(nor->dev, "error while reading status register\n"); + return ret; + } + + write_enable(nor); + + ret = write_sr(nor, ret & ~mask); + if (ret) { + dev_err(nor->dev, "write to status register failed\n"); + return ret; + } + + ret = spi_nor_wait_till_ready(nor); + if (ret) + dev_err(nor->dev, "timeout while writing status register\n"); + return ret; +} + +/** + * spi_nor_spansion_clear_sr_bp() - clear the Status Register Block Protection + * bits on spansion flashes. + * @nor: pointer to a 'struct spi_nor' + * + * Read-modify-write function that clears the Block Protection bits from the + * Status Register without affecting other bits. The function is tightly + * coupled with the spansion_quad_enable() function. Both assume that the Write + * Register with 16 bits, together with the Read Configuration Register (35h) + * instructions are supported. + * + * Return: 0 on success, -errno otherwise. + */ +static int spi_nor_spansion_clear_sr_bp(struct spi_nor *nor) +{ + int ret; + u8 mask = SR_BP2 | SR_BP1 | SR_BP0; + u8 sr_cr[2] = {0}; + + /* Check current Quad Enable bit value. */ + ret = read_cr(nor); + if (ret < 0) { + dev_err(nor->dev, + "error while reading configuration register\n"); + return ret; + } + + /* + * When the configuration register Quad Enable bit is one, only the + * Write Status (01h) command with two data bytes may be used. + */ + if (ret & CR_QUAD_EN_SPAN) { + sr_cr[1] = ret; + + ret = read_sr(nor); + if (ret < 0) { + dev_err(nor->dev, + "error while reading status register\n"); + return ret; + } + sr_cr[0] = ret & ~mask; + + ret = write_sr_cr(nor, sr_cr); + if (ret) + dev_err(nor->dev, "16-bit write register failed\n"); + return ret; + } + + /* + * If the Quad Enable bit is zero, use the Write Status (01h) command + * with one data byte. + */ + return spi_nor_clear_sr_bp(nor); +} + /* Used when the "_ext_id" is two bytes at most */ #define INFO(_jedec_id, _ext_id, _sector_size, _n_sectors, _flags) \ .id = { \ @@ -3660,6 +3749,8 @@ static int spi_nor_init_params(struct spi_nor *nor, default: /* Kept only for backward compatibility purpose. */ params->quad_enable = spansion_quad_enable; + if (nor->clear_sr_bp) + nor->clear_sr_bp = spi_nor_spansion_clear_sr_bp; break; } @@ -3912,17 +4003,13 @@ static int spi_nor_init(struct spi_nor *nor) { int err; - /* - * Atmel, SST, Intel/Numonyx, and others serial NOR tend to power up - * with the software protection bits set - */ - if (JEDEC_MFR(nor->info) == SNOR_MFR_ATMEL || - JEDEC_MFR(nor->info) == SNOR_MFR_INTEL || - JEDEC_MFR(nor->info) == SNOR_MFR_SST || - nor->info->flags & SPI_NOR_HAS_LOCK) { - write_enable(nor); - write_sr(nor, 0); - spi_nor_wait_till_ready(nor); + if (nor->clear_sr_bp) { + err = nor->clear_sr_bp(nor); + if (err) { + dev_err(nor->dev, + "fail to clear block protection bits\n"); + return err; + } } if (nor->quad_enable) { @@ -4047,6 +4134,16 @@ int spi_nor_scan(struct spi_nor *nor, const char *name, if (info->flags & SPI_S3AN) nor->flags |= SNOR_F_READY_XSR_RDY; + /* + * Atmel, SST, Intel/Numonyx, and others serial NOR tend to power up + * with the software protection bits set. + */ + if (JEDEC_MFR(nor->info) == SNOR_MFR_ATMEL || + JEDEC_MFR(nor->info) == SNOR_MFR_INTEL || + JEDEC_MFR(nor->info) == SNOR_MFR_SST || + nor->info->flags & SPI_NOR_HAS_LOCK) + nor->clear_sr_bp = spi_nor_clear_sr_bp; + /* Parse the Serial Flash Discoverable Parameters table. */ ret = spi_nor_init_params(nor, ¶ms); if (ret) diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 4f5b3baf04c3..a30595955a37 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -4304,12 +4304,12 @@ void bond_setup(struct net_device *bond_dev) bond_dev->features |= NETIF_F_NETNS_LOCAL; bond_dev->hw_features = BOND_VLAN_FEATURES | - NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_FILTER; bond_dev->hw_features |= NETIF_F_GSO_ENCAP_ALL | NETIF_F_GSO_UDP_L4; bond_dev->features |= bond_dev->hw_features; + bond_dev->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX; } /* Destroy a bonding device. diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index deb4b6d321b8..a3d2d67894bd 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -433,9 +433,9 @@ int ksz_switch_register(struct ksz_device *dev, return PTR_ERR(dev->reset_gpio); if (dev->reset_gpio) { - gpiod_set_value(dev->reset_gpio, 1); + gpiod_set_value_cansleep(dev->reset_gpio, 1); mdelay(10); - gpiod_set_value(dev->reset_gpio, 0); + gpiod_set_value_cansleep(dev->reset_gpio, 0); } mutex_init(&dev->dev_mutex); @@ -485,7 +485,7 @@ void ksz_switch_remove(struct ksz_device *dev) dsa_unregister_switch(dev->ds); if (dev->reset_gpio) - gpiod_set_value(dev->reset_gpio, 1); + gpiod_set_value_cansleep(dev->reset_gpio, 1); } EXPORT_SYMBOL(ksz_switch_remove); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_filters.c b/drivers/net/ethernet/aquantia/atlantic/aq_filters.c index 04a4cb7cfcc5..440690b18734 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_filters.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_filters.c @@ -843,9 +843,14 @@ int aq_filters_vlans_update(struct aq_nic_s *aq_nic) return err; if (aq_nic->ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) { - if (hweight < AQ_VLAN_MAX_FILTERS) - err = aq_hw_ops->hw_filter_vlan_ctrl(aq_hw, true); + if (hweight < AQ_VLAN_MAX_FILTERS && hweight > 0) { + err = aq_hw_ops->hw_filter_vlan_ctrl(aq_hw, + !(aq_nic->packet_filter & IFF_PROMISC)); + aq_nic->aq_nic_cfg.is_vlan_force_promisc = false; + } else { /* otherwise left in promiscue mode */ + aq_nic->aq_nic_cfg.is_vlan_force_promisc = true; + } } return err; @@ -866,6 +871,7 @@ int aq_filters_vlan_offload_off(struct aq_nic_s *aq_nic) if (unlikely(!aq_hw_ops->hw_filter_vlan_ctrl)) return -EOPNOTSUPP; + aq_nic->aq_nic_cfg.is_vlan_force_promisc = true; err = aq_hw_ops->hw_filter_vlan_ctrl(aq_hw, false); if (err) return err; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index 746f85e6de13..e1392766e21e 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -128,6 +128,7 @@ void aq_nic_cfg_start(struct aq_nic_s *self) cfg->features = cfg->aq_hw_caps->hw_features; cfg->is_vlan_rx_strip = !!(cfg->features & NETIF_F_HW_VLAN_CTAG_RX); cfg->is_vlan_tx_insert = !!(cfg->features & NETIF_F_HW_VLAN_CTAG_TX); + cfg->is_vlan_force_promisc = true; } static int aq_nic_update_link_status(struct aq_nic_s *self) diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h index 26c72f298684..255b54a6ae07 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h @@ -37,6 +37,7 @@ struct aq_nic_cfg_s { u32 wol; u8 is_vlan_rx_strip; u8 is_vlan_tx_insert; + bool is_vlan_force_promisc; u16 is_mc_list_enabled; u16 mc_list_count; bool is_autoneg; diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c index 1d216757bb9d..30f7fc4c97ff 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c @@ -808,8 +808,15 @@ static int hw_atl_b0_hw_packet_filter_set(struct aq_hw_s *self, unsigned int packet_filter) { unsigned int i = 0U; + struct aq_nic_cfg_s *cfg = self->aq_nic_cfg; + + hw_atl_rpfl2promiscuous_mode_en_set(self, + IS_FILTER_ENABLED(IFF_PROMISC)); + + hw_atl_rpf_vlan_prom_mode_en_set(self, + IS_FILTER_ENABLED(IFF_PROMISC) || + cfg->is_vlan_force_promisc); - hw_atl_rpfl2promiscuous_mode_en_set(self, IS_FILTER_ENABLED(IFF_PROMISC)); hw_atl_rpfl2multicast_flr_en_set(self, IS_FILTER_ENABLED(IFF_ALLMULTI), 0); @@ -818,13 +825,13 @@ static int hw_atl_b0_hw_packet_filter_set(struct aq_hw_s *self, hw_atl_rpfl2broadcast_en_set(self, IS_FILTER_ENABLED(IFF_BROADCAST)); - self->aq_nic_cfg->is_mc_list_enabled = IS_FILTER_ENABLED(IFF_MULTICAST); + cfg->is_mc_list_enabled = IS_FILTER_ENABLED(IFF_MULTICAST); for (i = HW_ATL_B0_MAC_MIN; i < HW_ATL_B0_MAC_MAX; ++i) hw_atl_rpfl2_uc_flr_en_set(self, - (self->aq_nic_cfg->is_mc_list_enabled && - (i <= self->aq_nic_cfg->mc_list_count)) ? - 1U : 0U, i); + (cfg->is_mc_list_enabled && + (i <= cfg->mc_list_count)) ? + 1U : 0U, i); return aq_hw_err_from_flags(self); } @@ -1116,7 +1123,7 @@ static int hw_atl_b0_hw_vlan_set(struct aq_hw_s *self, static int hw_atl_b0_hw_vlan_ctrl(struct aq_hw_s *self, bool enable) { /* set promisc in case of disabing the vland filter */ - hw_atl_rpf_vlan_prom_mode_en_set(self, !!!enable); + hw_atl_rpf_vlan_prom_mode_en_set(self, !enable); return aq_hw_err_from_flags(self); } diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 5d41e41a889c..a27d32f69de9 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -4303,7 +4303,7 @@ static int macb_probe(struct platform_device *pdev) if (PTR_ERR(mac) == -EPROBE_DEFER) { err = -EPROBE_DEFER; goto err_out_free_netdev; - } else if (!IS_ERR(mac)) { + } else if (!IS_ERR_OR_NULL(mac)) { ether_addr_copy(bp->dev->dev_addr, mac); } else { macb_get_hwaddr(bp); diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c index 8a6785173228..492f8769ac12 100644 --- a/drivers/net/ethernet/emulex/benet/be_ethtool.c +++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c @@ -891,7 +891,7 @@ static void be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data) { struct be_adapter *adapter = netdev_priv(netdev); - int status; + int status, cnt; u8 link_status = 0; if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) { @@ -902,6 +902,9 @@ static void be_self_test(struct net_device *netdev, struct ethtool_test *test, memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM); + /* check link status before offline tests */ + link_status = netif_carrier_ok(netdev); + if (test->flags & ETH_TEST_FL_OFFLINE) { if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0) test->flags |= ETH_TEST_FL_FAILED; @@ -922,13 +925,26 @@ static void be_self_test(struct net_device *netdev, struct ethtool_test *test, test->flags |= ETH_TEST_FL_FAILED; } - status = be_cmd_link_status_query(adapter, NULL, &link_status, 0); - if (status) { - test->flags |= ETH_TEST_FL_FAILED; - data[4] = -1; - } else if (!link_status) { + /* link status was down prior to test */ + if (!link_status) { test->flags |= ETH_TEST_FL_FAILED; data[4] = 1; + return; + } + + for (cnt = 10; cnt; cnt--) { + status = be_cmd_link_status_query(adapter, NULL, &link_status, + 0); + if (status) { + test->flags |= ETH_TEST_FL_FAILED; + data[4] = -1; + break; + } + + if (link_status) + break; + + msleep_interruptible(500); } } diff --git a/drivers/net/ethernet/sis/sis900.c b/drivers/net/ethernet/sis/sis900.c index 67f9bb6e941b..9b036c857b1d 100644 --- a/drivers/net/ethernet/sis/sis900.c +++ b/drivers/net/ethernet/sis/sis900.c @@ -1057,7 +1057,7 @@ sis900_open(struct net_device *net_dev) sis900_set_mode(sis_priv, HW_SPEED_10_MBPS, FDX_CAPABLE_HALF_SELECTED); /* Enable all known interrupts by setting the interrupt mask. */ - sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE); + sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE | TxDESC); sw32(cr, RxENA | sr32(cr)); sw32(ier, IE); @@ -1578,7 +1578,7 @@ static void sis900_tx_timeout(struct net_device *net_dev) sw32(txdp, sis_priv->tx_ring_dma); /* Enable all known interrupts by setting the interrupt mask. */ - sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE); + sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE | TxDESC); } /** @@ -1618,7 +1618,7 @@ sis900_start_xmit(struct sk_buff *skb, struct net_device *net_dev) spin_unlock_irqrestore(&sis_priv->lock, flags); return NETDEV_TX_OK; } - sis_priv->tx_ring[entry].cmdsts = (OWN | skb->len); + sis_priv->tx_ring[entry].cmdsts = (OWN | INTR | skb->len); sw32(cr, TxENA | sr32(cr)); sis_priv->cur_tx ++; @@ -1674,7 +1674,7 @@ static irqreturn_t sis900_interrupt(int irq, void *dev_instance) do { status = sr32(isr); - if ((status & (HIBERR|TxURN|TxERR|TxIDLE|RxORN|RxERR|RxOK)) == 0) + if ((status & (HIBERR|TxURN|TxERR|TxIDLE|TxDESC|RxORN|RxERR|RxOK)) == 0) /* nothing intresting happened */ break; handled = 1; @@ -1684,7 +1684,7 @@ static irqreturn_t sis900_interrupt(int irq, void *dev_instance) /* Rx interrupt */ sis900_rx(net_dev); - if (status & (TxURN | TxERR | TxIDLE)) + if (status & (TxURN | TxERR | TxIDLE | TxDESC)) /* Tx interrupt */ sis900_finish_xmit(net_dev); @@ -1896,8 +1896,8 @@ static void sis900_finish_xmit (struct net_device *net_dev) if (tx_status & OWN) { /* The packet is not transmitted yet (owned by hardware) ! - * Note: the interrupt is generated only when Tx Machine - * is idle, so this is an almost impossible case */ + * Note: this is an almost impossible condition + * in case of TxDESC ('descriptor interrupt') */ break; } @@ -2473,7 +2473,7 @@ static int sis900_resume(struct pci_dev *pci_dev) sis900_set_mode(sis_priv, HW_SPEED_10_MBPS, FDX_CAPABLE_HALF_SELECTED); /* Enable all known interrupts by setting the interrupt mask. */ - sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE); + sw32(imr, RxSOVR | RxORN | RxERR | RxOK | TxURN | TxERR | TxIDLE | TxDESC); sw32(cr, RxENA | sr32(cr)); sw32(ier, IE); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c index 2dcdf761d525..020159622559 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c @@ -112,7 +112,7 @@ static int adjust_systime(void __iomem *ioaddr, u32 sec, u32 nsec, * programmed with (2^32 – <new_sec_value>) */ if (gmac4) - sec = (100000000ULL - sec); + sec = -sec; value = readl(ioaddr + PTP_TCR); if (value & PTP_TCR_TSCTRLSSR) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index ee4f1e265993..8f5ebd51859e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -2892,12 +2892,15 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) /* Manage tx mitigation */ tx_q->tx_count_frames += nfrags + 1; - if (priv->tx_coal_frames <= tx_q->tx_count_frames) { + if (likely(priv->tx_coal_frames > tx_q->tx_count_frames) && + !(priv->synopsys_id >= DWMAC_CORE_4_00 && + (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) && + priv->hwts_tx_en)) { + stmmac_tx_timer_arm(priv, queue); + } else { + tx_q->tx_count_frames = 0; stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; - tx_q->tx_count_frames = 0; - } else { - stmmac_tx_timer_arm(priv, queue); } skb_tx_timestamp(skb); @@ -3111,12 +3114,15 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) * element in case of no SG. */ tx_q->tx_count_frames += nfrags + 1; - if (priv->tx_coal_frames <= tx_q->tx_count_frames) { + if (likely(priv->tx_coal_frames > tx_q->tx_count_frames) && + !(priv->synopsys_id >= DWMAC_CORE_4_00 && + (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) && + priv->hwts_tx_en)) { + stmmac_tx_timer_arm(priv, queue); + } else { + tx_q->tx_count_frames = 0; stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; - tx_q->tx_count_frames = 0; - } else { - stmmac_tx_timer_arm(priv, queue); } skb_tx_timestamp(skb); diff --git a/drivers/net/ppp/ppp_mppe.c b/drivers/net/ppp/ppp_mppe.c index ff61dd8748de..66c8e65f6872 100644 --- a/drivers/net/ppp/ppp_mppe.c +++ b/drivers/net/ppp/ppp_mppe.c @@ -63,6 +63,7 @@ MODULE_AUTHOR("Frank Cusack <fcusack@fcusack.com>"); MODULE_DESCRIPTION("Point-to-Point Protocol Microsoft Point-to-Point Encryption support"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_ALIAS("ppp-compress-" __stringify(CI_MPPE)); +MODULE_SOFTDEP("pre: arc4"); MODULE_VERSION("1.0.2"); static unsigned int diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index f3422f85f604..abfa0da9bbd2 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -2153,12 +2153,12 @@ static void team_setup(struct net_device *dev) dev->features |= NETIF_F_NETNS_LOCAL; dev->hw_features = TEAM_VLAN_FEATURES | - NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_FILTER; dev->hw_features |= NETIF_F_GSO_ENCAP_ALL | NETIF_F_GSO_UDP_L4; dev->features |= dev->hw_features; + dev->features |= NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX; } static int team_newlink(struct net *src_net, struct net_device *dev, diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index d080f8048e52..8b4ad10cf940 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1482,7 +1482,7 @@ static int qmi_wwan_probe(struct usb_interface *intf, * different. Ignore the current interface if the number of endpoints * equals the number for the diag interface (two). */ - info = (void *)&id->driver_info; + info = (void *)id->driver_info; if (info->data & QMI_WWAN_QUIRK_QUECTEL_DYNCFG) { if (desc->bNumEndpoints == 2) diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index 69ef9cce5858..54edf8956a25 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -350,8 +350,8 @@ static int vrf_finish_output6(struct net *net, struct sock *sk, { struct dst_entry *dst = skb_dst(skb); struct net_device *dev = dst->dev; + const struct in6_addr *nexthop; struct neighbour *neigh; - struct in6_addr *nexthop; int ret; nf_reset(skb); diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c index a98126ad9c3a..a4994aa3acc0 100644 --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -18,6 +18,7 @@ #include <linux/percpu-refcount.h> #include <linux/random.h> #include <linux/seq_buf.h> +#include <linux/iommu.h> struct pci_p2pdma { struct gen_pool *pool; @@ -299,6 +300,9 @@ static bool root_complex_whitelist(struct pci_dev *dev) struct pci_dev *root = pci_get_slot(host->bus, PCI_DEVFN(0, 0)); unsigned short vendor, device; + if (iommu_present(dev->dev.bus)) + return false; + if (!root) return false; diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c index 1b58e63b4e51..acb930b8c6a6 100644 --- a/drivers/scsi/qedi/qedi_main.c +++ b/drivers/scsi/qedi/qedi_main.c @@ -987,6 +987,9 @@ static int qedi_find_boot_info(struct qedi_ctx *qedi, if (!iscsi_is_session_online(cls_sess)) continue; + if (!sess->targetname) + continue; + if (pri_ctrl_flags) { if (!strcmp(pri_tgt->iscsi_name, sess->targetname) && !strcmp(pri_tgt->ip_addr, ep_ip_addr)) { diff --git a/drivers/scsi/qedi/qedi_version.h b/drivers/scsi/qedi/qedi_version.h index f56f0ba0c4a8..0ac1055bd420 100644 --- a/drivers/scsi/qedi/qedi_version.h +++ b/drivers/scsi/qedi/qedi_version.h @@ -4,8 +4,8 @@ * Copyright (c) 2016 Cavium Inc. */ -#define QEDI_MODULE_VERSION "8.33.0.21" +#define QEDI_MODULE_VERSION "8.37.0.20" #define QEDI_DRIVER_MAJOR_VER 8 -#define QEDI_DRIVER_MINOR_VER 33 +#define QEDI_DRIVER_MINOR_VER 37 #define QEDI_DRIVER_REV_VER 0 -#define QEDI_DRIVER_ENG_VER 21 +#define QEDI_DRIVER_ENG_VER 20 diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 172ef21827dd..d056f5e7cf93 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1731,8 +1731,8 @@ static void qla2x00_abort_srb(struct qla_qpair *qp, srb_t *sp, const int res, !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) && !qla2x00_isp_reg_stat(ha))) { sp->comp = ∁ - rval = ha->isp_ops->abort_command(sp); spin_unlock_irqrestore(qp->qp_lock_ptr, *flags); + rval = ha->isp_ops->abort_command(sp); switch (rval) { case QLA_SUCCESS: diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c index 8a74ec30c3d2..d7d521b394c3 100644 --- a/drivers/scsi/ufs/ufshcd-pltfrm.c +++ b/drivers/scsi/ufs/ufshcd-pltfrm.c @@ -430,24 +430,21 @@ int ufshcd_pltfrm_init(struct platform_device *pdev, goto dealloc_host; } - pm_runtime_set_active(&pdev->dev); - pm_runtime_enable(&pdev->dev); - ufshcd_init_lanes_per_dir(hba); err = ufshcd_init(hba, mmio_base, irq); if (err) { dev_err(dev, "Initialization failed\n"); - goto out_disable_rpm; + goto dealloc_host; } platform_set_drvdata(pdev, hba); + pm_runtime_set_active(&pdev->dev); + pm_runtime_enable(&pdev->dev); + return 0; -out_disable_rpm: - pm_runtime_disable(&pdev->dev); - pm_runtime_set_suspended(&pdev->dev); dealloc_host: ufshcd_dealloc_host(hba); out: diff --git a/fs/afs/callback.c b/fs/afs/callback.c index d441bef72163..915010464572 100644 --- a/fs/afs/callback.c +++ b/fs/afs/callback.c @@ -275,9 +275,9 @@ static void afs_break_one_callback(struct afs_server *server, struct afs_super_info *as = AFS_FS_S(cbi->sb); struct afs_volume *volume = as->volume; - write_lock(&volume->cb_break_lock); + write_lock(&volume->cb_v_break_lock); volume->cb_v_break++; - write_unlock(&volume->cb_break_lock); + write_unlock(&volume->cb_v_break_lock); } else { data.volume = NULL; data.fid = *fid; diff --git a/fs/afs/inode.c b/fs/afs/inode.c index b42d9d09669c..18a50d4febcf 100644 --- a/fs/afs/inode.c +++ b/fs/afs/inode.c @@ -56,6 +56,16 @@ static noinline void dump_vnode(struct afs_vnode *vnode, struct afs_vnode *paren } /* + * Set the file size and block count. Estimate the number of 512 bytes blocks + * used, rounded up to nearest 1K for consistency with other AFS clients. + */ +static void afs_set_i_size(struct afs_vnode *vnode, u64 size) +{ + i_size_write(&vnode->vfs_inode, size); + vnode->vfs_inode.i_blocks = ((size + 1023) >> 10) << 1; +} + +/* * Initialise an inode from the vnode status. */ static int afs_inode_init_from_status(struct afs_vnode *vnode, struct key *key, @@ -124,12 +134,7 @@ static int afs_inode_init_from_status(struct afs_vnode *vnode, struct key *key, return afs_protocol_error(NULL, -EBADMSG, afs_eproto_file_type); } - /* - * Estimate 512 bytes blocks used, rounded up to nearest 1K - * for consistency with other AFS clients. - */ - inode->i_blocks = ((i_size_read(inode) + 1023) >> 10) << 1; - i_size_write(&vnode->vfs_inode, status->size); + afs_set_i_size(vnode, status->size); vnode->invalid_before = status->data_version; inode_set_iversion_raw(&vnode->vfs_inode, status->data_version); @@ -207,11 +212,13 @@ static void afs_apply_status(struct afs_fs_cursor *fc, if (expected_version && *expected_version != status->data_version) { - kdebug("vnode modified %llx on {%llx:%llu} [exp %llx] %s", - (unsigned long long) status->data_version, - vnode->fid.vid, vnode->fid.vnode, - (unsigned long long) *expected_version, - fc->type ? fc->type->name : "???"); + if (test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags)) + pr_warn("kAFS: vnode modified {%llx:%llu} %llx->%llx %s\n", + vnode->fid.vid, vnode->fid.vnode, + (unsigned long long)*expected_version, + (unsigned long long)status->data_version, + fc->type ? fc->type->name : "???"); + vnode->invalid_before = status->data_version; if (vnode->status.type == AFS_FTYPE_DIR) { if (test_and_clear_bit(AFS_VNODE_DIR_VALID, &vnode->flags)) @@ -230,7 +237,7 @@ static void afs_apply_status(struct afs_fs_cursor *fc, if (data_changed) { inode_set_iversion_raw(&vnode->vfs_inode, status->data_version); - i_size_write(&vnode->vfs_inode, status->size); + afs_set_i_size(vnode, status->size); } } diff --git a/fs/afs/internal.h b/fs/afs/internal.h index ce9559e98f17..0f84d0da5417 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -109,10 +109,8 @@ struct afs_call { struct rxrpc_call *rxcall; /* RxRPC call handle */ struct key *key; /* security for this call */ struct afs_net *net; /* The network namespace */ - union { - struct afs_server *server; - struct afs_vlserver *vlserver; - }; + struct afs_server *server; /* The fileserver record if fs op (pins ref) */ + struct afs_vlserver *vlserver; /* The vlserver record if vl op */ struct afs_cb_interest *cbi; /* Callback interest for server used */ struct afs_vnode *lvnode; /* vnode being locked */ void *request; /* request data (first part) */ @@ -616,7 +614,7 @@ struct afs_volume { unsigned int servers_seq; /* Incremented each time ->servers changes */ unsigned cb_v_break; /* Break-everything counter. */ - rwlock_t cb_break_lock; + rwlock_t cb_v_break_lock; afs_voltype_t type; /* type of volume */ short error; diff --git a/fs/afs/volume.c b/fs/afs/volume.c index 08fdb3951c49..1a414300b654 100644 --- a/fs/afs/volume.c +++ b/fs/afs/volume.c @@ -43,6 +43,7 @@ static struct afs_volume *afs_alloc_volume(struct afs_fs_context *params, atomic_set(&volume->usage, 1); INIT_LIST_HEAD(&volume->proc_link); rwlock_init(&volume->servers_lock); + rwlock_init(&volume->cb_v_break_lock); memcpy(volume->name, vldb->name, vldb->name_len + 1); slist = afs_alloc_server_list(params->cell, params->key, vldb, type_mask); diff --git a/fs/proc/base.c b/fs/proc/base.c index 9c8ca6cd3ce4..255f6754c70d 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -3077,8 +3077,7 @@ static const struct file_operations proc_tgid_base_operations = { struct pid *tgid_pidfd_to_pid(const struct file *file) { - if (!d_is_dir(file->f_path.dentry) || - (file->f_op != &proc_tgid_base_operations)) + if (file->f_op != &proc_tgid_base_operations) return ERR_PTR(-EBADF); return proc_pid(file_inode(file)); diff --git a/include/dt-bindings/clock/g12a-clkc.h b/include/dt-bindings/clock/g12a-clkc.h index 82c9e0c020b2..e10470ed7c4f 100644 --- a/include/dt-bindings/clock/g12a-clkc.h +++ b/include/dt-bindings/clock/g12a-clkc.h @@ -130,7 +130,7 @@ #define CLKID_MALI_1_SEL 172 #define CLKID_MALI_1 174 #define CLKID_MALI 175 -#define CLKID_MPLL_5OM 177 +#define CLKID_MPLL_50M 177 #define CLKID_CPU_CLK 187 #define CLKID_PCIE_PLL 201 #define CLKID_VDEC_1 204 diff --git a/include/linux/intel-ish-client-if.h b/include/linux/intel-ish-client-if.h index 16255c2ca2f4..0d6b4bc191c5 100644 --- a/include/linux/intel-ish-client-if.h +++ b/include/linux/intel-ish-client-if.h @@ -103,6 +103,7 @@ void ishtp_put_device(struct ishtp_cl_device *cl_dev); void ishtp_get_device(struct ishtp_cl_device *cl_dev); void ishtp_set_drvdata(struct ishtp_cl_device *cl_device, void *data); void *ishtp_get_drvdata(struct ishtp_cl_device *cl_device); +struct ishtp_cl_device *ishtp_dev_to_cl_device(struct device *dev); int ishtp_register_event_cb(struct ishtp_cl_device *device, void (*read_cb)(struct ishtp_cl_device *)); struct ishtp_fw_client *ishtp_fw_cl_get_client(struct ishtp_device *dev, diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h index b3d360b0ee3d..9f57cdfcc93d 100644 --- a/include/linux/mtd/spi-nor.h +++ b/include/linux/mtd/spi-nor.h @@ -373,6 +373,8 @@ struct flash_info; * @flash_unlock: [FLASH-SPECIFIC] unlock a region of the SPI NOR * @flash_is_locked: [FLASH-SPECIFIC] check if a region of the SPI NOR is * @quad_enable: [FLASH-SPECIFIC] enables SPI NOR quad mode + * @clear_sr_bp: [FLASH-SPECIFIC] clears the Block Protection Bits from + * the SPI NOR Status Register. * completely locked * @priv: the private data */ @@ -410,6 +412,7 @@ struct spi_nor { int (*flash_unlock)(struct spi_nor *nor, loff_t ofs, uint64_t len); int (*flash_is_locked)(struct spi_nor *nor, loff_t ofs, uint64_t len); int (*quad_enable)(struct spi_nor *nor); + int (*clear_sr_bp)(struct spi_nor *nor); void *priv; }; diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h index c8bba0c28286..b69c16cbbf71 100644 --- a/include/net/ip6_route.h +++ b/include/net/ip6_route.h @@ -281,8 +281,8 @@ static inline bool ip6_sk_ignore_df(const struct sock *sk) inet6_sk(sk)->pmtudisc == IPV6_PMTUDISC_OMIT; } -static inline struct in6_addr *rt6_nexthop(struct rt6_info *rt, - struct in6_addr *daddr) +static inline const struct in6_addr *rt6_nexthop(const struct rt6_info *rt, + const struct in6_addr *daddr) { if (rt->rt6i_flags & RTF_GATEWAY) return &rt->rt6i_gateway; diff --git a/include/net/route.h b/include/net/route.h index cfcd0f5980f9..630a0493f1f3 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -221,6 +221,7 @@ void ip_rt_get_source(u8 *src, struct sk_buff *skb, struct rtable *rt); struct rtable *rt_dst_alloc(struct net_device *dev, unsigned int flags, u16 type, bool nopolicy, bool noxfrm, bool will_cache); +struct rtable *rt_dst_clone(struct net_device *dev, struct rtable *rt); struct in_ifaddr; void fib_add_ifaddr(struct in_ifaddr *); diff --git a/include/net/tls.h b/include/net/tls.h index 63e473420b00..0279938386ab 100644 --- a/include/net/tls.h +++ b/include/net/tls.h @@ -407,21 +407,6 @@ static inline bool tls_is_partially_sent_record(struct tls_context *ctx) return !!ctx->partially_sent_record; } -static inline int tls_complete_pending_work(struct sock *sk, - struct tls_context *ctx, - int flags, long *timeo) -{ - int rc = 0; - - if (unlikely(sk->sk_write_pending)) - rc = wait_on_pending_writer(sk, timeo); - - if (!rc && tls_is_partially_sent_record(ctx)) - rc = tls_push_partial_record(sk, ctx, flags); - - return rc; -} - static inline bool tls_is_pending_open_record(struct tls_context *tls_ctx) { return tls_ctx->pending_open_record_frags; diff --git a/kernel/fork.c b/kernel/fork.c index 75675b9bf6df..399aca51ff75 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1712,31 +1712,6 @@ const struct file_operations pidfd_fops = { #endif }; -/** - * pidfd_create() - Create a new pid file descriptor. - * - * @pid: struct pid that the pidfd will reference - * - * This creates a new pid file descriptor with the O_CLOEXEC flag set. - * - * Note, that this function can only be called after the fd table has - * been unshared to avoid leaking the pidfd to the new process. - * - * Return: On success, a cloexec pidfd is returned. - * On error, a negative errno number will be returned. - */ -static int pidfd_create(struct pid *pid) -{ - int fd; - - fd = anon_inode_getfd("[pidfd]", &pidfd_fops, get_pid(pid), - O_RDWR | O_CLOEXEC); - if (fd < 0) - put_pid(pid); - - return fd; -} - static void __delayed_free_task(struct rcu_head *rhp) { struct task_struct *tsk = container_of(rhp, struct task_struct, rcu); @@ -1774,6 +1749,7 @@ static __latent_entropy struct task_struct *copy_process( int pidfd = -1, retval; struct task_struct *p; struct multiprocess_signals delayed; + struct file *pidfile = NULL; /* * Don't allow sharing the root directory with processes in a different @@ -1822,8 +1798,6 @@ static __latent_entropy struct task_struct *copy_process( } if (clone_flags & CLONE_PIDFD) { - int reserved; - /* * - CLONE_PARENT_SETTID is useless for pidfds and also * parent_tidptr is used to return pidfds. @@ -1834,16 +1808,6 @@ static __latent_entropy struct task_struct *copy_process( if (clone_flags & (CLONE_DETACHED | CLONE_PARENT_SETTID | CLONE_THREAD)) return ERR_PTR(-EINVAL); - - /* - * Verify that parent_tidptr is sane so we can potentially - * reuse it later. - */ - if (get_user(reserved, parent_tidptr)) - return ERR_PTR(-EFAULT); - - if (reserved != 0) - return ERR_PTR(-EINVAL); } /* @@ -2058,11 +2022,20 @@ static __latent_entropy struct task_struct *copy_process( * if the fd table isn't shared). */ if (clone_flags & CLONE_PIDFD) { - retval = pidfd_create(pid); + retval = get_unused_fd_flags(O_RDWR | O_CLOEXEC); if (retval < 0) goto bad_fork_free_pid; pidfd = retval; + + pidfile = anon_inode_getfile("[pidfd]", &pidfd_fops, pid, + O_RDWR | O_CLOEXEC); + if (IS_ERR(pidfile)) { + put_unused_fd(pidfd); + goto bad_fork_free_pid; + } + get_pid(pid); /* held by pidfile now */ + retval = put_user(pidfd, parent_tidptr); if (retval) goto bad_fork_put_pidfd; @@ -2180,6 +2153,9 @@ static __latent_entropy struct task_struct *copy_process( goto bad_fork_cancel_cgroup; } + /* past the last point of failure */ + if (pidfile) + fd_install(pidfd, pidfile); init_task_pid_links(p); if (likely(p->pid)) { @@ -2246,8 +2222,10 @@ bad_fork_cancel_cgroup: bad_fork_cgroup_threadgroup_change_end: cgroup_threadgroup_change_end(current); bad_fork_put_pidfd: - if (clone_flags & CLONE_PIDFD) - ksys_close(pidfd); + if (clone_flags & CLONE_PIDFD) { + fput(pidfile); + put_unused_fd(pidfd); + } bad_fork_free_pid: if (pid != &init_struct_pid) free_pid(pid); diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c index 19d27bee285e..1555b0c6f7ec 100644 --- a/net/bluetooth/6lowpan.c +++ b/net/bluetooth/6lowpan.c @@ -160,10 +160,10 @@ static inline struct lowpan_peer *peer_lookup_dst(struct lowpan_btle_dev *dev, struct in6_addr *daddr, struct sk_buff *skb) { - struct lowpan_peer *peer; - struct in6_addr *nexthop; struct rt6_info *rt = (struct rt6_info *)skb_dst(skb); int count = atomic_read(&dev->peer_count); + const struct in6_addr *nexthop; + struct lowpan_peer *peer; BT_DBG("peers %d addr %pI6c rt %p", count, daddr, rt); diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 3cf0764d5793..15d1cb5aee18 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -1276,14 +1276,6 @@ int hci_conn_check_link_mode(struct hci_conn *conn) !test_bit(HCI_CONN_ENCRYPT, &conn->flags)) return 0; - /* The minimum encryption key size needs to be enforced by the - * host stack before establishing any L2CAP connections. The - * specification in theory allows a minimum of 1, but to align - * BR/EDR and LE transports, a minimum of 7 is chosen. - */ - if (conn->enc_key_size < HCI_MIN_ENC_KEY_SIZE) - return 0; - return 1; } @@ -1400,8 +1392,16 @@ auth: return 0; encrypt: - if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) + if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) { + /* Ensure that the encryption key size has been read, + * otherwise stall the upper layer responses. + */ + if (!conn->enc_key_size) + return 0; + + /* Nothing else needed, all requirements are met */ return 1; + } hci_conn_encrypt(conn); return 0; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index b53acd6c9a3d..9f77432dbe38 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -1341,6 +1341,21 @@ static void l2cap_request_info(struct l2cap_conn *conn) sizeof(req), &req); } +static bool l2cap_check_enc_key_size(struct hci_conn *hcon) +{ + /* The minimum encryption key size needs to be enforced by the + * host stack before establishing any L2CAP connections. The + * specification in theory allows a minimum of 1, but to align + * BR/EDR and LE transports, a minimum of 7 is chosen. + * + * This check might also be called for unencrypted connections + * that have no key size requirements. Ensure that the link is + * actually encrypted before enforcing a key size. + */ + return (!test_bit(HCI_CONN_ENCRYPT, &hcon->flags) || + hcon->enc_key_size > HCI_MIN_ENC_KEY_SIZE); +} + static void l2cap_do_start(struct l2cap_chan *chan) { struct l2cap_conn *conn = chan->conn; @@ -1358,9 +1373,14 @@ static void l2cap_do_start(struct l2cap_chan *chan) if (!(conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_DONE)) return; - if (l2cap_chan_check_security(chan, true) && - __l2cap_no_conn_pending(chan)) + if (!l2cap_chan_check_security(chan, true) || + !__l2cap_no_conn_pending(chan)) + return; + + if (l2cap_check_enc_key_size(conn->hcon)) l2cap_start_connection(chan); + else + __set_chan_timer(chan, L2CAP_DISC_TIMEOUT); } static inline int l2cap_mode_supported(__u8 mode, __u32 feat_mask) @@ -1439,7 +1459,10 @@ static void l2cap_conn_start(struct l2cap_conn *conn) continue; } - l2cap_start_connection(chan); + if (l2cap_check_enc_key_size(conn->hcon)) + l2cap_start_connection(chan); + else + l2cap_chan_close(chan, ECONNREFUSED); } else if (chan->state == BT_CONNECT2) { struct l2cap_conn_rsp rsp; @@ -7490,7 +7513,7 @@ static void l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) } if (chan->state == BT_CONNECT) { - if (!status) + if (!status && l2cap_check_enc_key_size(hcon)) l2cap_start_connection(chan); else __set_chan_timer(chan, L2CAP_DISC_TIMEOUT); @@ -7499,7 +7522,7 @@ static void l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt) struct l2cap_conn_rsp rsp; __u16 res, stat; - if (!status) { + if (!status && l2cap_check_enc_key_size(hcon)) { if (test_bit(FLAG_DEFER_SETUP, &chan->flags)) { res = L2CAP_CR_PEND; stat = L2CAP_CS_AUTHOR_PEND; diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index cdd6c3418b9e..cc7ef0d05bbd 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -327,18 +327,35 @@ static int ip_finish_output(struct net *net, struct sock *sk, struct sk_buff *sk static int ip_mc_finish_output(struct net *net, struct sock *sk, struct sk_buff *skb) { - int ret; + struct rtable *new_rt; + bool do_cn = false; + int ret, err; ret = BPF_CGROUP_RUN_PROG_INET_EGRESS(sk, skb); switch (ret) { - case NET_XMIT_SUCCESS: - return dev_loopback_xmit(net, sk, skb); case NET_XMIT_CN: - return dev_loopback_xmit(net, sk, skb) ? : ret; + do_cn = true; + /* fall through */ + case NET_XMIT_SUCCESS: + break; default: kfree_skb(skb); return ret; } + + /* Reset rt_iif so that inet_iif() will return skb->skb_iif. Setting + * this to non-zero causes ipi_ifindex in in_pktinfo to be overwritten, + * see ipv4_pktinfo_prepare(). + */ + new_rt = rt_dst_clone(net->loopback_dev, skb_rtable(skb)); + if (new_rt) { + new_rt->rt_iif = 0; + skb_dst_drop(skb); + skb_dst_set(skb, &new_rt->dst); + } + + err = dev_loopback_xmit(net, sk, skb); + return (do_cn && err) ? ret : err; } int ip_mc_output(struct net *net, struct sock *sk, struct sk_buff *skb) diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 0b8e06ca75d6..40a6abbc9cf6 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -197,7 +197,7 @@ static int raw_v4_input(struct sk_buff *skb, const struct iphdr *iph, int hash) } sk = __raw_v4_lookup(net, sk_next(sk), iph->protocol, iph->saddr, iph->daddr, - skb->dev->ifindex, sdif); + dif, sdif); } out: read_unlock(&raw_v4_hashinfo.lock); diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 59670fafcd26..a3e466b6a60c 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1648,6 +1648,39 @@ struct rtable *rt_dst_alloc(struct net_device *dev, } EXPORT_SYMBOL(rt_dst_alloc); +struct rtable *rt_dst_clone(struct net_device *dev, struct rtable *rt) +{ + struct rtable *new_rt; + + new_rt = dst_alloc(&ipv4_dst_ops, dev, 1, DST_OBSOLETE_FORCE_CHK, + rt->dst.flags); + + if (new_rt) { + new_rt->rt_genid = rt_genid_ipv4(dev_net(dev)); + new_rt->rt_flags = rt->rt_flags; + new_rt->rt_type = rt->rt_type; + new_rt->rt_is_input = rt->rt_is_input; + new_rt->rt_iif = rt->rt_iif; + new_rt->rt_pmtu = rt->rt_pmtu; + new_rt->rt_mtu_locked = rt->rt_mtu_locked; + new_rt->rt_gw_family = rt->rt_gw_family; + if (rt->rt_gw_family == AF_INET) + new_rt->rt_gw4 = rt->rt_gw4; + else if (rt->rt_gw_family == AF_INET6) + new_rt->rt_gw6 = rt->rt_gw6; + INIT_LIST_HEAD(&new_rt->rt_uncached); + + new_rt->dst.flags |= DST_HOST; + new_rt->dst.input = rt->dst.input; + new_rt->dst.output = rt->dst.output; + new_rt->dst.error = rt->dst.error; + new_rt->dst.lastuse = jiffies; + new_rt->dst.lwtstate = lwtstate_get(rt->dst.lwtstate); + } + return new_rt; +} +EXPORT_SYMBOL(rt_dst_clone); + /* called in rcu_read_lock() section */ int ip_mc_validate_source(struct sk_buff *skb, __be32 daddr, __be32 saddr, u8 tos, struct net_device *dev, diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 5e3a7963b3cb..8e49fd62eea9 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -59,8 +59,8 @@ static int ip6_finish_output2(struct net *net, struct sock *sk, struct sk_buff * { struct dst_entry *dst = skb_dst(skb); struct net_device *dev = dst->dev; + const struct in6_addr *nexthop; struct neighbour *neigh; - struct in6_addr *nexthop; int ret; if (ipv6_addr_is_multicast(&ipv6_hdr(skb)->daddr)) { diff --git a/net/ipv6/route.c b/net/ipv6/route.c index e7c2824435c6..7556275b1cef 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -218,7 +218,8 @@ static struct neighbour *ip6_dst_neigh_lookup(const struct dst_entry *dst, { const struct rt6_info *rt = container_of(dst, struct rt6_info, dst); - return ip6_neigh_lookup(&rt->rt6i_gateway, dst->dev, skb, daddr); + return ip6_neigh_lookup(rt6_nexthop(rt, &in6addr_any), + dst->dev, skb, daddr); } static void ip6_confirm_neigh(const struct dst_entry *dst, const void *daddr) @@ -6073,7 +6074,7 @@ static struct ctl_table ipv6_route_table_template[] = { .data = &init_net.ipv6.sysctl.skip_notify_on_dev_down, .maxlen = sizeof(int), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_dointvec_minmax, .extra1 = &zero, .extra2 = &one, }, diff --git a/net/netfilter/nf_flow_table_ip.c b/net/netfilter/nf_flow_table_ip.c index 241317473114..cdfc33517e85 100644 --- a/net/netfilter/nf_flow_table_ip.c +++ b/net/netfilter/nf_flow_table_ip.c @@ -439,9 +439,9 @@ nf_flow_offload_ipv6_hook(void *priv, struct sk_buff *skb, struct nf_flowtable *flow_table = priv; struct flow_offload_tuple tuple = {}; enum flow_offload_tuple_dir dir; + const struct in6_addr *nexthop; struct flow_offload *flow; struct net_device *outdev; - struct in6_addr *nexthop; struct ipv6hdr *ip6h; struct rt6_info *rt; diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 8c27e198268a..8d54f3047768 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -2412,6 +2412,9 @@ static void tpacket_destruct_skb(struct sk_buff *skb) ts = __packet_set_timestamp(po, ph, skb); __packet_set_status(po, ph, TP_STATUS_AVAILABLE | ts); + + if (!packet_read_pending(&po->tx_ring)) + complete(&po->skb_completion); } sock_wfree(skb); @@ -2596,7 +2599,7 @@ static int tpacket_parse_header(struct packet_sock *po, void *frame, static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) { - struct sk_buff *skb; + struct sk_buff *skb = NULL; struct net_device *dev; struct virtio_net_hdr *vnet_hdr = NULL; struct sockcm_cookie sockc; @@ -2611,6 +2614,7 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) int len_sum = 0; int status = TP_STATUS_AVAILABLE; int hlen, tlen, copylen = 0; + long timeo = 0; mutex_lock(&po->pg_vec_lock); @@ -2657,12 +2661,21 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) if ((size_max > dev->mtu + reserve + VLAN_HLEN) && !po->has_vnet_hdr) size_max = dev->mtu + reserve + VLAN_HLEN; + reinit_completion(&po->skb_completion); + do { ph = packet_current_frame(po, &po->tx_ring, TP_STATUS_SEND_REQUEST); if (unlikely(ph == NULL)) { - if (need_wait && need_resched()) - schedule(); + if (need_wait && skb) { + timeo = sock_sndtimeo(&po->sk, msg->msg_flags & MSG_DONTWAIT); + timeo = wait_for_completion_interruptible_timeout(&po->skb_completion, timeo); + if (timeo <= 0) { + err = !timeo ? -ETIMEDOUT : -ERESTARTSYS; + goto out_put; + } + } + /* check for additional frames */ continue; } @@ -3218,6 +3231,7 @@ static int packet_create(struct net *net, struct socket *sock, int protocol, sock_init_data(sock, sk); po = pkt_sk(sk); + init_completion(&po->skb_completion); sk->sk_family = PF_PACKET; po->num = proto; po->xmit = dev_queue_xmit; @@ -4327,7 +4341,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, req3->tp_sizeof_priv || req3->tp_feature_req_word) { err = -EINVAL; - goto out; + goto out_free_pg_vec; } } break; @@ -4391,6 +4405,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, prb_shutdown_retire_blk_timer(po, rb_queue); } +out_free_pg_vec: if (pg_vec) free_pg_vec(pg_vec, order, req->tp_block_nr); out: diff --git a/net/packet/internal.h b/net/packet/internal.h index b5bcff2b7a43..82fb2b10f790 100644 --- a/net/packet/internal.h +++ b/net/packet/internal.h @@ -128,6 +128,7 @@ struct packet_sock { unsigned int tp_hdrlen; unsigned int tp_reserve; unsigned int tp_tstamp; + struct completion skb_completion; struct net_device __rcu *cached_dev; int (*xmit)(struct sk_buff *skb); struct packet_type prot_hook ____cacheline_aligned_in_smp; diff --git a/net/sched/sch_cbs.c b/net/sched/sch_cbs.c index e16a3d37d2bc..732e109c3055 100644 --- a/net/sched/sch_cbs.c +++ b/net/sched/sch_cbs.c @@ -549,12 +549,17 @@ static struct notifier_block cbs_device_notifier = { static int __init cbs_module_init(void) { - int err = register_netdevice_notifier(&cbs_device_notifier); + int err; + err = register_netdevice_notifier(&cbs_device_notifier); if (err) return err; - return register_qdisc(&cbs_qdisc_ops); + err = register_qdisc(&cbs_qdisc_ops); + if (err) + unregister_netdevice_notifier(&cbs_device_notifier); + + return err; } static void __exit cbs_module_exit(void) diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c index e358437ba29b..69cebb2c998b 100644 --- a/net/sctp/endpointola.c +++ b/net/sctp/endpointola.c @@ -118,10 +118,6 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep, /* Initialize the bind addr area */ sctp_bind_addr_init(&ep->base.bind_addr, 0); - /* Remember who we are attached to. */ - ep->base.sk = sk; - sock_hold(ep->base.sk); - /* Create the lists of associations. */ INIT_LIST_HEAD(&ep->asocs); @@ -154,6 +150,10 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep, ep->prsctp_enable = net->sctp.prsctp_enable; ep->reconf_enable = net->sctp.reconf_enable; + /* Remember who we are attached to. */ + ep->base.sk = sk; + sock_hold(ep->base.sk); + return ep; nomem_shkey: diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 828e319fdc0a..302e355f2ebc 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -2020,7 +2020,7 @@ static int __init smc_init(void) rc = smc_pnet_init(); if (rc) - return rc; + goto out_pernet_subsys; rc = smc_llc_init(); if (rc) { @@ -2071,6 +2071,9 @@ out_proto: proto_unregister(&smc_proto); out_pnet: smc_pnet_exit(); +out_pernet_subsys: + unregister_pernet_subsys(&smc_net_ops); + return rc; } diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index 2d2850adc2a3..4ca50ddf8d16 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -652,7 +652,10 @@ create: rc = smc_lgr_create(smc, ini); if (rc) goto out; + lgr = conn->lgr; + write_lock_bh(&lgr->conns_lock); smc_lgr_register_conn(conn); /* add smc conn to lgr */ + write_unlock_bh(&lgr->conns_lock); } conn->local_tx_ctrl.common.type = SMC_CDC_MSG_TYPE; conn->local_tx_ctrl.len = SMC_WR_TX_SIZE; diff --git a/net/tipc/core.c b/net/tipc/core.c index ed536c05252a..c8370722f0bb 100644 --- a/net/tipc/core.c +++ b/net/tipc/core.c @@ -134,7 +134,7 @@ static int __init tipc_init(void) if (err) goto out_sysctl; - err = register_pernet_subsys(&tipc_net_ops); + err = register_pernet_device(&tipc_net_ops); if (err) goto out_pernet; @@ -142,7 +142,7 @@ static int __init tipc_init(void) if (err) goto out_socket; - err = register_pernet_subsys(&tipc_topsrv_net_ops); + err = register_pernet_device(&tipc_topsrv_net_ops); if (err) goto out_pernet_topsrv; @@ -153,11 +153,11 @@ static int __init tipc_init(void) pr_info("Started in single node mode\n"); return 0; out_bearer: - unregister_pernet_subsys(&tipc_topsrv_net_ops); + unregister_pernet_device(&tipc_topsrv_net_ops); out_pernet_topsrv: tipc_socket_stop(); out_socket: - unregister_pernet_subsys(&tipc_net_ops); + unregister_pernet_device(&tipc_net_ops); out_pernet: tipc_unregister_sysctl(); out_sysctl: @@ -172,9 +172,9 @@ out_netlink: static void __exit tipc_exit(void) { tipc_bearer_cleanup(); - unregister_pernet_subsys(&tipc_topsrv_net_ops); + unregister_pernet_device(&tipc_topsrv_net_ops); tipc_socket_stop(); - unregister_pernet_subsys(&tipc_net_ops); + unregister_pernet_device(&tipc_net_ops); tipc_netlink_stop(); tipc_netlink_compat_stop(); tipc_unregister_sysctl(); diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c index 20783ccab794..d86030ef1232 100644 --- a/net/tipc/netlink_compat.c +++ b/net/tipc/netlink_compat.c @@ -445,7 +445,11 @@ static int tipc_nl_compat_bearer_disable(struct tipc_nl_compat_cmd_doit *cmd, if (!bearer) return -EMSGSIZE; - len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_BEARER_NAME); + len = TLV_GET_DATA_LEN(msg->req); + if (len <= 0) + return -EINVAL; + + len = min_t(int, len, TIPC_MAX_BEARER_NAME); if (!string_is_valid(name, len)) return -EINVAL; @@ -539,7 +543,11 @@ static int tipc_nl_compat_link_stat_dump(struct tipc_nl_compat_msg *msg, name = (char *)TLV_DATA(msg->req); - len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_LINK_NAME); + len = TLV_GET_DATA_LEN(msg->req); + if (len <= 0) + return -EINVAL; + + len = min_t(int, len, TIPC_MAX_BEARER_NAME); if (!string_is_valid(name, len)) return -EINVAL; @@ -807,7 +815,11 @@ static int tipc_nl_compat_link_reset_stats(struct tipc_nl_compat_cmd_doit *cmd, if (!link) return -EMSGSIZE; - len = min_t(int, TLV_GET_DATA_LEN(msg->req), TIPC_MAX_LINK_NAME); + len = TLV_GET_DATA_LEN(msg->req); + if (len <= 0) + return -EINVAL; + + len = min_t(int, len, TIPC_MAX_BEARER_NAME); if (!string_is_valid(name, len)) return -EINVAL; diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c index fc81ae18cc44..e2b69e805d46 100644 --- a/net/tls/tls_main.c +++ b/net/tls/tls_main.c @@ -279,7 +279,8 @@ static void tls_sk_proto_close(struct sock *sk, long timeout) goto skip_tx_cleanup; } - if (!tls_complete_pending_work(sk, ctx, 0, &timeo)) + if (unlikely(sk->sk_write_pending) && + !wait_on_pending_writer(sk, &timeo)) tls_handle_open_record(sk, 0); /* We need these for tls_sw_fallback handling of other packets */ diff --git a/samples/pidfd/pidfd-metadata.c b/samples/pidfd/pidfd-metadata.c index 14b454448429..c459155daf9a 100644 --- a/samples/pidfd/pidfd-metadata.c +++ b/samples/pidfd/pidfd-metadata.c @@ -83,7 +83,7 @@ static int pidfd_metadata_fd(pid_t pid, int pidfd) int main(int argc, char *argv[]) { - int pidfd = 0, ret = EXIT_FAILURE; + int pidfd = -1, ret = EXIT_FAILURE; char buf[4096] = { 0 }; pid_t pid; int procfd, statusfd; @@ -91,7 +91,11 @@ int main(int argc, char *argv[]) pid = pidfd_clone(CLONE_PIDFD, &pidfd); if (pid < 0) - exit(ret); + err(ret, "CLONE_PIDFD"); + if (pidfd == -1) { + warnx("CLONE_PIDFD is not supported by the kernel"); + goto out; + } procfd = pidfd_metadata_fd(pid, pidfd); close(pidfd); diff --git a/tools/testing/selftests/powerpc/mm/.gitignore b/tools/testing/selftests/powerpc/mm/.gitignore index ba919308fe30..d503b8764a8e 100644 --- a/tools/testing/selftests/powerpc/mm/.gitignore +++ b/tools/testing/selftests/powerpc/mm/.gitignore @@ -3,4 +3,5 @@ subpage_prot tempfile prot_sao segv_errors -wild_bctr
\ No newline at end of file +wild_bctr +large_vm_fork_separation
\ No newline at end of file diff --git a/tools/testing/selftests/powerpc/mm/Makefile b/tools/testing/selftests/powerpc/mm/Makefile index 43d68420e363..f1fbc15800c4 100644 --- a/tools/testing/selftests/powerpc/mm/Makefile +++ b/tools/testing/selftests/powerpc/mm/Makefile @@ -2,7 +2,8 @@ noarg: $(MAKE) -C ../ -TEST_GEN_PROGS := hugetlb_vs_thp_test subpage_prot prot_sao segv_errors wild_bctr +TEST_GEN_PROGS := hugetlb_vs_thp_test subpage_prot prot_sao segv_errors wild_bctr \ + large_vm_fork_separation TEST_GEN_FILES := tempfile top_srcdir = ../../../../.. @@ -13,6 +14,7 @@ $(TEST_GEN_PROGS): ../harness.c $(OUTPUT)/prot_sao: ../utils.c $(OUTPUT)/wild_bctr: CFLAGS += -m64 +$(OUTPUT)/large_vm_fork_separation: CFLAGS += -m64 $(OUTPUT)/tempfile: dd if=/dev/zero of=$@ bs=64k count=1 diff --git a/tools/testing/selftests/powerpc/mm/large_vm_fork_separation.c b/tools/testing/selftests/powerpc/mm/large_vm_fork_separation.c new file mode 100644 index 000000000000..2363a7f3ab0d --- /dev/null +++ b/tools/testing/selftests/powerpc/mm/large_vm_fork_separation.c @@ -0,0 +1,87 @@ +// SPDX-License-Identifier: GPL-2.0+ +// +// Copyright 2019, Michael Ellerman, IBM Corp. +// +// Test that allocating memory beyond the memory limit and then forking is +// handled correctly, ie. the child is able to access the mappings beyond the +// memory limit and the child's writes are not visible to the parent. + +#include <stdio.h> +#include <stdlib.h> +#include <sys/mman.h> +#include <sys/types.h> +#include <sys/wait.h> +#include <unistd.h> + +#include "utils.h" + + +#ifndef MAP_FIXED_NOREPLACE +#define MAP_FIXED_NOREPLACE MAP_FIXED // "Should be safe" above 512TB +#endif + + +static int test(void) +{ + int p2c[2], c2p[2], rc, status, c, *p; + unsigned long page_size; + pid_t pid; + + page_size = sysconf(_SC_PAGESIZE); + SKIP_IF(page_size != 65536); + + // Create a mapping at 512TB to allocate an extended_id + p = mmap((void *)(512ul << 40), page_size, PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_ANONYMOUS | MAP_FIXED_NOREPLACE, -1, 0); + if (p == MAP_FAILED) { + perror("mmap"); + printf("Error: couldn't mmap(), confirm kernel has 4TB support?\n"); + return 1; + } + + printf("parent writing %p = 1\n", p); + *p = 1; + + FAIL_IF(pipe(p2c) == -1 || pipe(c2p) == -1); + + pid = fork(); + if (pid == 0) { + FAIL_IF(read(p2c[0], &c, 1) != 1); + + pid = getpid(); + printf("child writing %p = %d\n", p, pid); + *p = pid; + + FAIL_IF(write(c2p[1], &c, 1) != 1); + FAIL_IF(read(p2c[0], &c, 1) != 1); + exit(0); + } + + c = 0; + FAIL_IF(write(p2c[1], &c, 1) != 1); + FAIL_IF(read(c2p[0], &c, 1) != 1); + + // Prevent compiler optimisation + barrier(); + + rc = 0; + printf("parent reading %p = %d\n", p, *p); + if (*p != 1) { + printf("Error: BUG! parent saw child's write! *p = %d\n", *p); + rc = 1; + } + + FAIL_IF(write(p2c[1], &c, 1) != 1); + FAIL_IF(waitpid(pid, &status, 0) == -1); + FAIL_IF(!WIFEXITED(status) || WEXITSTATUS(status)); + + if (rc == 0) + printf("success: test completed OK\n"); + + return rc; +} + +int main(void) +{ + return test_harness(test, "large_vm_fork_separation"); +} |
